1. Why are the lungs an important route of entry for toxicants? In your discussion, include how toxicants enter the blood stream through the lungs, and include how particles are removed from the lungs.
2. Explain how body water and volume of distribution affect the distribution of a chemical.
3. Identify the methods for toxicant elimination. Choose one of the methods and explain how a toxicant is eliminated.
4. Explain the importance of the cytochrome P-450 enzyme in toxicant biotransformation.